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Individual Calculations February 2019 |
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| Pathirana, Luchitha Disal Total change: 94.40 | |   |
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| Sri Lanka National Youth Chess Championship 2018 Under - 13 years | Colombo | SRI | 2018-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1249 | 1141 | 4.50 | 6 | 2.36 | 40 | 94.40 | |
|  Amarasooriya, Ushara Kaushan | | | 1006 | SRI | 1.00 | 1 | 0.32 | 40 | 12.80 | |  Ranasinghe, R A Senuka Buddhika | | | 1305 | SRI | 0.50 | 1 | 0.22 | 40 | 8.80 | | | Himsara, W A Janidu | | | 1288 | SRI | 0.50 | 1 | 0.20 | 40 | 8.00 | | | Chandes, K Yasindu | | | 1301 | SRI | 1.00 | 1 | 0.71 | 40 | 28.40 | | | Liyanage, Manith Dulwan | | | 1323 | SRI | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Ahangama, Senuka Aswin | | | 1269 | SRI | 1.00 | 1 | 0.67 | 40 | 26.80 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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